Cook County’s waterways are part of daily life in Chicago. They are also a predictable danger when roads run alongside water. A recent news investigation reported sonar mapping of local waterways showing roughly 270 underwater targets described as “anomalies,” many of which appear consistent with vehicles. https://www.nbcchicago.com/news/local/cook-county-waterways-hold-270-anomalies-many-look-like-submerged-cars/3899645/. Some vehicles have…
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